86512892 has 12 divisors (see below), whose sum is σ = 153222216. Its totient is φ = 42735120.

The previous prime is 86512891. The next prime is 86512901. The reversal of 86512892 is 29821568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86512891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129959 + ... + 130622.

It is an arithmetic number, because the mean of its divisors is an integer number (12768518).

Almost surely, 2^86512892 is an apocalyptic number.

It is an amenable number.

86512892 is a deficient number, since it is larger than the sum of its proper divisors (66709324).

86512892 is a wasteful number, since it uses less digits than its factorization.

86512892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260668 (or 260666 counting only the distinct ones).

The product of its digits is 69120, while the sum is 41.

The square root of 86512892 is about 9301.2306712607. The cubic root of 86512892 is about 442.2762412605.

The spelling of 86512892 in words is "eighty-six million, five hundred twelve thousand, eight hundred ninety-two".